Across
- 2. When all the colours absorbed the object.
- 4. Created when a beam of light shines on an opaque object.
- 6. When all the colours reflected the object.
- 9. Two plane mirrors to give a person at the back of a crowd a view of an event.
- 13. A mirror with a flat surface.
- 15. The light passes through the object but scattered.
- 17. Object that can generate/ emit light in all of its surface.
- 19. Ray A light ray that strikes a surface
- 20. When you can see yourself with the same distance, size as you are.
- 21. Blue and red light are mixed.
Down
- 1. Green and red light are mixed.
- 3. Blue and green light are mixed.
- 5. When light passes through a prism to form the colours of the spectrum.
- 7. When the light ray is 'bending'.
- 8. The light cannot pass through the object.
- 10. Range of colours that can be seen on the screen.
- 11. Created when the light trying to pass through a small gap.
- 12. Object that cannot generate/emit light and can only reflect light.
- 14. The light passes the object through.
- 16. A form of energy and electromagnetic radiation.
- 18. Appears in a smooth or shiny surface.